4012143104 has 20 divisors (see below), whose sum is σ = 8016451014. Its totient is φ = 2006071296.

The previous prime is 4012143073. The next prime is 4012143143. The reversal of 4012143104 is 4013412104.

It can be written as a sum of positive squares in only one way, i.e., 4000309504 + 11833600 = 63248^2 + 3440^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3917597 + ... + 3918620.

Almost surely, 2^4012143104 is an apocalyptic number.

It is an amenable number.

4012143104 is a deficient number, since it is larger than the sum of its proper divisors (4004307910).

4012143104 is an frugal number, since it uses more digits than its factorization.

4012143104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7836235 (or 7836219 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 4012143104 is about 63341.4801216391. The cubic root of 4012143104 is about 1589.0057605554.

Adding to 4012143104 its reverse (4013412104), we get a palindrome (8025555208).

The spelling of 4012143104 in words is "four billion, twelve million, one hundred forty-three thousand, one hundred four".